Frequencies for first 10,000 rows of rx3v3c2 variable in nhamcsed2008 dataset :

   for rx3, |
 level 3 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,650       96.50       96.50
        102 |          1        0.01       96.51
        180 |          9        0.09       96.60
        185 |          1        0.01       96.61
        196 |         93        0.93       97.54
        198 |         72        0.72       98.26
        203 |         29        0.29       98.55
        210 |         12        0.12       98.67
        211 |         38        0.38       99.05
        239 |         14        0.14       99.19
        265 |          1        0.01       99.20
        268 |          6        0.06       99.26
        276 |          2        0.02       99.28
        292 |          2        0.02       99.30
        301 |          6        0.06       99.36
        317 |          1        0.01       99.37
        385 |         49        0.49       99.86
        386 |          1        0.01       99.87
        388 |          8        0.08       99.95
        389 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016